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! { dg-do run }
! Test the fix for PR38863, in which an unnecessary temporary
! generated results that are not consistent with other compilers.
!
! Contributed by Dick Hendrickson <dick.hendrickson@gmail.com>
!
module rg0045_stuff
type unseq
integer :: i
logical :: l
end type unseq
interface assignment(=)
module procedure l_to_t, i_to_t
end interface
contains
elemental subroutine l_to_t (arg1, arg2)
type(unseq), intent(inout) :: arg1
logical, intent(in) :: arg2
arg1%l = arg2
end subroutine l_to_t
elemental subroutine i_to_t (arg1, arg2)
type(unseq), intent(inout) :: arg1
integer, intent(in) :: arg2
arg1%i = arg2
end subroutine i_to_t
subroutine rg0045(nf1, nf2, nf3)
type(unseq) :: tla2l(nf3, nf2)
type(unseq) :: tda2l(3,2)
logical :: lda(nf3,nf2)
tda2l%l = reshape ([.true.,.false.,.true.,.false.,.true.,.false.],[3,2])
tda2l%i = reshape ([1, -1, 3, -1, 5, -1],[3,2])
lda = tda2l%l
tla2l%l = lda
tla2l%i = reshape ([1, 2, 3, 4, 5, 6], [3,2])
!
! The problem occurred here: gfortran was producing a temporary for these
! assignments because the dependency checking was too restrictive. Since
! a temporary was used, the integer component was reset in the first assignment
! rather than being carried over.
!
where(lda)
tla2l = tla2l(1:3, 1:2)%l
tla2l = tla2l(1:3, 1:2)%i
elsewhere
tla2l = -1
endwhere
if (any (tla2l%i .ne. tda2l%i)) call abort
if (any (tla2l%l .neqv. tda2l%l)) call abort
end subroutine
end module rg0045_stuff
use rg0045_stuff
call rg0045(1, 2, 3)
end
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